These are $10 discs from Amazon that I was charged $30 for.
V.I.P Digital Presence
Smart Ring Heart Rate Blood Oxygen Sleep HRV Heart Rate Variability Stress Test Intelligent Finger Ring Manufacturer
Smart Ring Heart Rate Blood Oxygen Sleep HRV Heart Rate Variability Stress Test Intelligent Finger Ring Manufacturer
정가
$30.56 USD
정가
할인가
$30.56 USD
배송료는 결제 시 계산됩니다.
수량
픽업 사용 가능 여부를 로드할 수 없습니다.
Color: Black ,Silver ,Gold
Battery Capacity: 16mAh
Appearance Size: Size 7, Size 8, Size 9, Size 10, Size 11, Size 12, Size 13
Product Weight: 3.2g
Applicable Population: Elderly, Teenagers, Men, Women
Wearing Method: Ring
Applicable System: iOS, Android
After-sales Service: Store Three Guarantees
Packaging List: Ring, Manual, Charger, Packaging Box
| Model | Inner Diameter | Circumference |
|---|---|---|
| Size 7 | 17.4mm | 54.6mm |
| Size 8 | 18.2mm | 57.1mm |
| Size 9 | 19mm | 59.6mm |
| Size 10 | 19.9mm | 62.4mm |
| Size 11 | 20.7mm | 64.9mm |
| Size 12 | 21.5mm | 67.5mm |
| Size 13 | 22.3mm | 70.0mm |
